SOLARIS OILFIELD INFRASTRUCT

Ticker: SEI CUSIP: 83418M103 Class: Common Stock

Boston Partners's Holding History (CIK: 0001386060)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 54,931 Value ($000) $2,196 Avg Close $31.12 Range $24.43 - $43.37

Q2 2025

Shares 52,909 Value ($000) $1,497 Avg Close $23.34 Range $14.12 - $30.16

Q1 2025

Shares 46,338 Value ($000) $1,008 Avg Close $27.32 Range $19.11 - $38.41

Q4 2024

Shares 62,150 Value ($000) $1,216 Avg Close $19.52 Range $12.34 - $32.10

Q3 2023

Shares 39,173 Value ($000) $418 Avg Close $9.42 Range $7.29 - $10.41

Q2 2023

Shares 39,173 Value ($000) $326 Avg Close $7.30 Range $6.49 - $8.44

Q1 2023

Shares 43,499 Value ($000) $371 Avg Close $8.66 Range $7.08 - $9.86

Q4 2022

Shares 43,499 Value ($000) $432 Avg Close $9.75 Range $8.26 - $12.21

Q3 2022

Shares 43,499 Value ($000) $407 Avg Close $9.07 Range $7.73 - $10.42

Q2 2022

Shares 33,268 Value ($000) $362 Avg Close $10.52 Range $8.46 - $12.74

Q1 2022

Shares 36,808 Value ($000) $416 Avg Close $7.85 Range $5.70 - $10.55

Q4 2021

Shares 36,808 Value ($000) $241 Avg Close $6.32 Range $5.27 - $7.52

Q3 2021

Shares 36,808 Value ($000) $307 Avg Close $6.81 Range $5.75 - $8.52

Q2 2021

Shares 79,237 Value ($000) $772 Avg Close $8.79 Range $7.71 - $10.67

Q1 2021

Shares 57,751 Value ($000) $709 Avg Close $9.39 Range $6.62 - $12.49

Q4 2020

Shares 62,564 Value ($000) $509 Avg Close $5.83 Range $4.50 - $8.13

Q3 2020

Shares 67,864 Value ($000) $430 Avg Close $5.89 Range $4.94 - $6.74

Q2 2020

Shares 107,454 Value ($000) $797 Avg Close $5.19 Range $3.79 - $7.28

Q1 2020

Shares 78,179 Value ($000) $410 Avg Close $8.12 Range $3.54 - $11.29

Q4 2019

Shares 367,816 Value ($000) $5,150 Avg Close $9.23 Range $7.85 - $11.39

Q3 2019

Shares 278,214 Value ($000) $3,733 Avg Close $10.40 Range $9.58 - $11.75

Q2 2019

Shares 476,024 Value ($000) $7,130 Avg Close $12.55 Range $10.47 - $14.59

Q1 2019

Shares 170,244 Value ($000) $2,799 Avg Close $11.53 Range $8.79 - $13.22

Q4 2018

Shares 773,337 Value ($000) $9,350 Avg Close $10.59 Range $7.89 - $14.30

Q3 2018

Shares 315,420 Value ($000) $5,959 Avg Close $11.96 Range $9.66 - $14.32

Q2 2018

Shares 454,160 Value ($000) $6,489 Avg Close $12.37 Range $10.03 - $15.03

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	54,931	$2,196	$31.12	$24.43 - $43.37
Q2 2025	52,909	$1,497	$23.34	$14.12 - $30.16
Q1 2025	46,338	$1,008	$27.32	$19.11 - $38.41
Q4 2024	62,150	$1,216	$19.52	$12.34 - $32.10
Q3 2023	39,173	$418	$9.42	$7.29 - $10.41
Q2 2023	39,173	$326	$7.30	$6.49 - $8.44
Q1 2023	43,499	$371	$8.66	$7.08 - $9.86
Q4 2022	43,499	$432	$9.75	$8.26 - $12.21
Q3 2022	43,499	$407	$9.07	$7.73 - $10.42
Q2 2022	33,268	$362	$10.52	$8.46 - $12.74
Q1 2022	36,808	$416	$7.85	$5.70 - $10.55
Q4 2021	36,808	$241	$6.32	$5.27 - $7.52
Q3 2021	36,808	$307	$6.81	$5.75 - $8.52
Q2 2021	79,237	$772	$8.79	$7.71 - $10.67
Q1 2021	57,751	$709	$9.39	$6.62 - $12.49
Q4 2020	62,564	$509	$5.83	$4.50 - $8.13
Q3 2020	67,864	$430	$5.89	$4.94 - $6.74
Q2 2020	107,454	$797	$5.19	$3.79 - $7.28
Q1 2020	78,179	$410	$8.12	$3.54 - $11.29
Q4 2019	367,816	$5,150	$9.23	$7.85 - $11.39
Q3 2019	278,214	$3,733	$10.40	$9.58 - $11.75
Q2 2019	476,024	$7,130	$12.55	$10.47 - $14.59
Q1 2019	170,244	$2,799	$11.53	$8.79 - $13.22
Q4 2018	773,337	$9,350	$10.59	$7.89 - $14.30
Q3 2018	315,420	$5,959	$11.96	$9.66 - $14.32
Q2 2018	454,160	$6,489	$12.37	$10.03 - $15.03